AMD Radeon HD 6650A vs NVIDIA GeForce GTX 480M

VS

AMD Radeon HD 6650A

NVIDIA GeForce GTX 480M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650A and 2GB VRAM GeForce GTX 480M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6650A 's Advantages

Released 11 months late

128 additional rendering cores

Lower TDP (45W vs 100W)

NVIDIA GeForce GTX 480M 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (76.80GB/s vs 28.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6650A

0.576 TFLOPS

GeForce GTX 480M +3%

0.598 TFLOPS

Radeon HD 6650A

VS

GeForce GTX 480M

Graphics Card

Apr 2011

Release Date

May 2010

All-In-One

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

76.80GB/s

Render Config

6

Compute Units

-

SM Count

11

480

Shading Units

352

24

TMUs

44

8

ROPs

32

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

9.350 GPixel/s

14.40 GTexel/s

Texture Rate

18.70 GTexel/s

-

576.0 GFLOPS

FP32 (float)

598.4 GFLOPS

-

FP64 (double)

74.80 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Onega

GPU Name

GF100

-

GPU Variant

N11E-GTX-A3

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

3.1 billion

118 mm²

Die Size

529 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.0

5.0

Shader Model

5.1

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